$MathMaster logo$

MathMaster

Home
general
calculate the equation of the tangent line ay sin x cos x en x 2

Question

Calculate the equation of the tangent line ay=sin(x) cos⁡(x)en x=π/2

125

likes

626 views

Answer to a math question Calculate the equation of the tangent line ay=sin(x) cos⁡(x)en x=π/2

$Expert avatar$

4.5

104 Answers

$\frac{dy}{dx}=cosx\cos x-\sin x\sin x=\cos(2x)$

$-1\left(x-\pi/2\right)=\left(y-0\right)$

$y=-x+\pi/2$

Frequently asked questions (FAQs)

What is the conjugate of the complex number 3 - 2i?

+

What is the scalar product of vector a = [2, 3] and vector b = [5, -4]?

+

Question: What is the limit as x approaches 3 of (2x^3 - 5x^2 + x + 6)?

+

New questions in Mathematics

How to find the value of x and y which satisfy both equations x-2y=24 and 8x-y=117

Let f(x)=||x|−6|+|15−|x|| . Then f(6)+f(15) is equal to:

𝑦 = ( 𝑥2 − 3) (𝑥3 + 2 𝑥 + 1)

a ferry travels 1/6 of the distance between two ports in 3/7 hour. the ferry travels at a constant rate. at this rate, what fraction of the distance between the two ports can the ferry travel in one hour?

431414-1*(11111-1)-4*(5*3)

Write 32/25 as a percent

solve the following trigo equation for 0°<= x <= 360°. sec x =-2

An electrical company manufactures batteries that have a duration that is distributed approximately normally, with a mean of 700 hours and a standard deviation of 40 hours. Find the probability that a randomly selected battery has an average life of less than 810 hours.

Primes are numbers divisible only by 1 and themselves; There are infinitely many prime numbers and the first ones are 2, 3, 5, 7, 11, 13, 17, 19, 23, .... Consider a 12-sided die, with the faces numbered from 1 to 12. Out of 4 rolls, the probability that only the first three numbers are primes is:

Raúl, Gilberto and Arturo are playing golf; The probabilities of winning for each one are as follows: (Raúl wins) = 20% (Gilberto wins) = 0.05% (Arturo wins) = ¾%. Perform operations and order events from least to most probable.

A machine produces 255 bolts in 24 minutes. At the same rate, how many bolts would be produced in 40 minutes?

prove that for sets SS, AA, BB, and CC, where AA, BB, and CC are subsets of SS, the following equality holds: (A−B)−C=(A−C)−(B−C)

Write the inequality in the form of a<x<b. |x| < c^2

8. Measurement Jillian measured the distance around a small fish pond to be 27 yards. What would be a good estimate of the distance across the pond: 14 yards, 9 yards, or 7 yards? Explain how you decided.

4m - 3t + 7 = 16

To apply a diagnostic test, in how many ways can 14 students be chosen out of 25? if the order does not matter